a {
    text-decoration:none
}
.flex {
    display: flex;
}
.f-1 {
    flex: 1;
}
.w20 {
    width: 20%;
}
.w80 {
    width: 80%;
}
.w100 {
    width: 100%;
}
.bd-gray {
    border: 1px solid #ebeef5;
}
.fl-r {
    float: right;
}
.fl-ac {
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.mb-10 {
    margin-bottom: 10px;
}